DR. SARAH ALLEN L.C.P.C; D.CLIN.PSY.
NPI 1639283724
Counselor - Professional in Northbrook, IL

NPI Status: Active since August 18, 2006

Contact Information

666 DUNDEE RD
SUITE 502
NORTHBROOK, IL
ZIP 60062
Phone: (847) 791-7722
Fax: (847) 562-9348

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  • Individual
  • Female
  • Counselor
  • Professional
  • Opted-Out Medicare

About SARAH ALLEN

This page provides the complete NPI Profile along with additional information for Sarah Allen, a provider established in Northbrook, Illinois with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1639283724 assigned on August 2006. The practitioner's primary taxonomy code is 101YP2500X. The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1639283724
Provider Name
DR. SARAH ALLEN L.C.P.C; D.CLIN.PSY.
Gender
Female
Entity Type
Individual
Location Address
666 DUNDEE RD SUITE 502 NORTHBROOK, IL 60062
Location Phone
(847) 791-7722
Location Fax
(847) 562-9348
Mailing Address
666 DUNDEE RD SUITE 502 NORTHBROOK, IL 60062
Mailing Phone
(847) 791-7722
Mailing Fax
(847) 562-9348
Is Sole Proprietor?
Yes
Enumeration Date
08-18-2006
Last Update Date
07-08-2007
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The provider doesn't accept Medicare and has signed an affidavit to be excluded from the Medicare program. If you are a Medicare beneficiary this means a provider can charge whatever they want for services rendered but must follow certain rules to do so. Sarah Allen opted out of Medicare effective on 08-08-2024 until 08-08-2026. Opt out periods last for two years and cannot be terminated unless the provider is opting out for the very first time and the affidavit is terminated no later than 90 days after the opt out effective date. Opt-out affidavits might renew automatically renew every two years. The provider opted out of Medicare and cannot order and refer services to other healthcare providers.

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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License State
IL

Medicare Participation & PECOS Enrollment Status

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Opted-Out of Medicare? Yes

  • Opt-Out Effective Date: 08-08-2024

  • Opt-Out End Date: 08-08-2026

  • Eligible to Order and Refer? No

Reviews for DR. SARAH ALLEN L.C.P.C; D.CLIN.PSY.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1639283724, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
3
Doubled → 6
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
3
Doubled → 6
Pos 8
7
Unchanged
Pos 9
2
Doubled → 4
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 3 → 6 2 → 4 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 6 + 6 + 9 + 4 + 8 + 6 + 7 + 4 + 24 = 76

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1639283724.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
666 DUNDEE RD, #1302
NORTHBROOK, IL 60062
Physical Therapist
666 DUNDEE RD, SUITE 1002
NORTHBROOK, IL 60062
Chiropractor
666 DUNDEE RD, SUITE 307
NORTHBROOK, IL 60062
Psychologist (Clinical)
666 DUNDEE RD, STE 1701
NORTHBROOK, IL 60062
Specialist/Technologist (Athletic Trainer)
666 DUNDEE RD
NORTHBROOK, IL 60062
Psychologist
666 DUNDEE RD, SUITE 1702
NORTHBROOK, IL 60062
Social Worker (Clinical)
666 DUNDEE RD, SUITE 1504
NORTHBROOK, IL 60062
Dentist
666 DUNDEE RD, #802
NORTHBROOK, IL 60062
Social Worker (Clinical)
666 DUNDEE RD, SUITE 708
NORTHBROOK, IL 60062
Psychologist (Clinical)
666 DUNDEE RD, 1302
NORTHBROOK, IL 60062
Psychiatry & Neurology (Psychiatry)
666 DUNDEE RD, SUITE 1302
NORTHBROOK, IL 60062
Social Worker (Clinical)
666 DUNDEE RD, SUITE 1302
NORTHBROOK, IL 60062
Psychiatry & Neurology (Psychiatry)
666 DUNDEE RD, STE 1302
NORTHBROOK, IL 60062
Clinic/Center
666 DUNDEE RD, SUITE 1001
NORTHBROOK, IL 60062
Clinic/Center (Rehabilitation)
666 DUNDEE RD, 1002
NORTHBROOK, IL 60062
Social Worker (Clinical)
666 DUNDEE RD, 1504
NORTHBROOK, IL 60062
Counselor (Professional)
666 DUNDEE RD
NORTHBROOK, IL 60062
Marriage & Family Therapist
666 DUNDEE RD, SUITE 1501
NORTHBROOK, IL 60062
Community/Behavioral Health
666 DUNDEE RD, SUITE 503
NORTHBROOK, IL 60062
Counselor (Professional)
666 DUNDEE RD, SUITE 1302
NORTHBROOK, IL 60062

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1639283724, enumerated as an "individual" on August 18, 2006.

The provider is located at 666 DUNDEE RD SUITE 502 NORTHBROOK, IL 60062 and the phone number is (847) 791-7722.

Counselor with taxonomy code 101YP2500X and a focus in Professional.